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Package org.apache.pig

Added Classes
AccumulatorEvalFunc This class is used to provide a free implementation of the EvalFunc exec function given implementation of the Accumulator interface.
AlgebraicEvalFunc This class is used to provide a free implementation of the Accumulator interface and EvalFunc class in the case of an Algebraic function.
 

Changed Classes and Interfaces
LoadCaster An interface that provides cast implementations for load functions.
LoadFunc A LoadFunc loads data into Pig.
PigWarning An enum to enumerate the warning types in Pig
StoreCaster An interface that provides methods for converting Pig internal types to byte[].
StoreFunc StoreFuncs take records from Pig's processing and store them into a data store.